body {
    background-color: #f8f9fa;
}

.navbar-brand {
    font-weight: bold;
}

.sidebar {
    min-height: calc(100vh - 56px);
    background-color: #f8f9fa;
    border-right: 1px solid #dee2e6;
}

.sidebar .nav-link {
    color: #495057;
    border-radius: 0;
}

.sidebar .nav-link.active {
    background-color: #0d6efd;
    color: white;
}

.sidebar .nav-link:hover {
    background-color: #e9ecef;
}

.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    border: 1px solid rgba(0, 0, 0, 0.125);
}

.table th {
    border-top: none;
    font-weight: 600;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.bg-realizadas { background: linear-gradient(135deg, #28a745, #20c997); }
.bg-agendadas { background: linear-gradient(135deg, #007bff, #17a2b8); }
.bg-canceladas { background: linear-gradient(135deg, #dc3545, #e83e8c); }
.bg-total { background: linear-gradient(135deg, #6f42c1, #6610f2); }

.stat-card {
    border: none;
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}